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[函数] 三角函数恒成立问题

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敬畏数学 Posted 2020-3-11 22:31 |Read mode

Last edited by 敬畏数学 2020-3-12 10:34$ f（x）=e^x(x+sinx-cosx) ,g(x)=1-sinx, $,任意$x\geqslant 0,f(x)+mg(x)\geqslant 0 $,求m范围

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facebooker Posted 2020-3-12 01:13

带入$x=0,m\geqslant 1$

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